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compressor and condenser replacement oil charge question

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  #1  
Old 08-25-2015 | 09:45 AM
jasonmcc's Avatar
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Joined: Aug 2015
Posts: 2
From: saint johns michigan
Default compressor and condenser replacement oil charge question

First post to a great forum.
I am working on a 2003 Honda Accord EX 4 door sedan with a 2.4L DOHC engine. I am repairing the a/c.
It is my sons car and my daughter damaged the front end causing a leak in the condenser. I decided to replace the condenser + receiver drier and the compressor because of a non-serviceable clutch that is bad. Some where in the repair process the compressor got scrapped before I could measure the oil in it.
The replacement compressor was shipped with no oil but states to add 6 oz. of PAG. I don't trust that I won't be adding too much. I have always just measured for the compressor and added a little under an ounce for the condenser. I will not be flushing the system because the compressor did not fail internally just the clutch.
My question is - New compressor + New condenser + New receiver drier = How much PAG oil?
 

Last edited by jasonmcc; 08-25-2015 at 10:31 AM. Reason: to show signature
  #2  
Old 08-25-2015 | 10:46 AM
TexasHonda's Avatar
Super Moderator : And A Texan
Joined: Feb 2007
Posts: 9,652
From: Katy, TX
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I also struggled w/ same dilemma when overhauling my 94EX system. I pulled compresssor and drained to find virtually nothing. In the end I opted to add 7-8 oz. I checked various sources for "system capacity" and had conflicting advice. I added up all the individual capacitites and decided to add at least that amount. My reasoning was two fold: 1) I wanted to be sure to have adequate lubrication and 2) allowance for future loss (you lose lube everytime you check pressures).

My performance was and still is excellent over 10 yrs later. I did remove evap once to clear a clogged condensate drain, vacuumed, and recharged w/o adding lubricant.

My advice is to err on the high side, not low side. There is no absolutely correct amount w/o a complete flush of system. Total value of all individual oil amounts is 8-9 oz (from specifications sheet of shop manual).

good luck
 
  #3  
Old 08-25-2015 | 02:34 PM
jasonmcc's Avatar
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Joined: Aug 2015
Posts: 2
From: saint johns michigan
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Originally Posted by TexasHonda
I also struggled w/ same dilemma when overhauling my 94EX system. I pulled compresssor and drained to find virtually nothing. In the end I opted to add 7-8 oz. I checked various sources for "system capacity" and had conflicting advice. I added up all the individual capacitites and decided to add at least that amount. My reasoning was two fold: 1) I wanted to be sure to have adequate lubrication and 2) allowance for future loss (you lose lube everytime you check pressures).

My performance was and still is excellent over 10 yrs later. I did remove evap once to clear a clogged condensate drain, vacuumed, and recharged w/o adding lubricant.

My advice is to err on the high side, not low side. There is no absolutely correct amount w/o a complete flush of system. Total value of all individual oil amounts is 8-9 oz (from specifications sheet of shop manual).

good luck
Thanks for the info. I think I will do 7 oz. in the compressor and a full oz. in the condenser. I haven't touched the evaporator so I won't add that to the equation. 9 oz. feels like I would be pushing it. Thanks again.
 
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